Volume 5.4 October 2025

This is a special issue of Science of Climate Change which contains extended abstracts from the 6th Nordic Climate Conference which took place in Oslo – Gardermoen August 30-31, 2025.

The conference was arranged by the Norwegian Climate Realists.

The keynote speaker was Nobel Laureate John F. Clauser.

The previous Nordic Conferences were held in Gothenburg October 20-22. 2024, Copenhagen September 14-15. 2023, Oslo October 18-19. 2019, Gothenburg February 16-17. 2018 and Stockholm October 7-9. 2016. Due to the Covid pandemic, there were no climate conferences during 2020 – 2022.

In this issue, you will find the conference program, the Table of Contents for this issue as
well as shorter and extended proceedings.

Volume 5.4

Table of Contents
Hasnes: A Substitute for Science – Recognizing Climate Rhetoric1
Hannesson: Net Zero 2050?16
Franz: USA EPA Repeal of Greenhouse Gas Rules on Oil, Gas and Coal24
Østlid: The Norwegian Climate Journalism – Lack of Knowledge or Activism?28
Clauser: Climate Change is a Hoax – A Cloud Thermostat controls Earth’s Climate34
Bergsmark: How Courts support Climate Activism and Politicization of Science35
Sjølie: What is the reasonable Climate Policies for reducing CO2 emissions46
Nordin: How to avoid talking about an Inconvenient Truth48
Hansen: The Collapse of the Green Energy Transition52
Engelbeen: Increase in Atmospheric CO2 – Primarily caused by Human Activity58
Harde: Atmospheric CO2 – What the Physics Dictate66